Air purifier



1. Air purifier

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Top

1.7 : Bottom

An air purifier with 4-way discharging ports in upper part of the body is shown in the reproductions. 

CLAIM The ornamental design for an air purifier, as shown and described. 